If #x=3^(1/3)+3^(-1/3)# then what is the value of #3x^3-9x=10#?
2 Answers
Explanation:
Let's solve each term on the RHS of the first equation:
Plugging in that value for
That's the extent of my knowledge. I'll have someone check and add on to this answer.
Explanation:
Where
Of course it's answer will be zero if the equation has a solution
Then
Substitute the value of